[FS#2524] ath79-tiny: TP-Link TL-WR941ND v2.4: Marvel MV88E6060 regression between kernel v4.14 and v4.19

OpenWrt Bugs openwrt-bugs at lists.openwrt.org
Fri Jul 10 00:00:44 EDT 2020


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FS#2524 - ath79-tiny: TP-Link TL-WR941ND v2.4: Marvel MV88E6060 regression between kernel v4.14 and v4.19
User who did this - Stefan Lippers-Hollmann (slh)

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U-Boot 1.1.4 (Jun 18 2009 - 15:08:27)
AP81 (ar7100) U-boot
DRAM:  
32 MB
id read 0x100000ff
flash size 8MB, sector count = 128
Flash:  8 MB
Using default environment
In:    serial
Out:   serial
Err:   serial
Net:   ag7100_enet_initialize...
No valid address in Flash. Using fixed address
eth0: 00:03:7f:09:0b:ad
eth0 up
eth0
Autobooting in 1 secondsar7100> 
ar7100> tftp 0x80800000 tiny.bin
set link to 100M full by lqm.
dup 1 speed 100
Using eth0 device
TFTP from server 192.168.1.169; our IP address is 192.168.1.10
Filename 'tiny.bin'.
Load address: 0x80800000
Loading: *
checksum bad
checksum bad
#################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 #################################################################
	 ################
done
Bytes transferred = 3408133 (340105 hex)
ar7100> erase.b 0xbf020000 +0x3c0000
First 0x2 last 0x3d sector size 0x10000
[...]
Erased 60 sectors
ar7100> cp.b 0x80800000 0xbf020000 0x3c0000
Copy to Flash... write addr: bf020000
done
ar7100> reset
Resetting...
U-Boot 1.1.4 (Jun 18 2009 - 15:08:27)
AP81 (ar7100) U-boot
DRAM:  
32 MB
id read 0x100000ff
flash size 8MB, sector count = 128
Flash:  8 MB
Using default environment
In:    serial
Out:   serial
Err:   serial
Net:   ag7100_enet_initialize...
No valid address in Flash. Using fixed address
eth0: 00:03:7f:09:0b:ad
eth0 up
eth0
Autobooting in 1 seconds## Booting image at bf020000 ...
   Uncompressing Kernel Image ... OK
Starting kernel ...
OpenWrt kernel loader for AR7XXX/AR9XXX
Copyright (C) 2011 Gabor Juhos 
Looking for OpenWrt image... found at 0xbf022000
Decompressing kernel... done!
Starting kernel at 80060000...
[    0.000000] Linux version 5.4.50 (slh at trident) (gcc version 8.4.0 (OpenWrt GCC 8.4.0 r13768-f632747704)) #0 Thu Jul 9 09:11:31 2020
[    0.000000] printk: bootconsole [early0] enabled
[    0.000000] CPU0 revision is: 00019374 (MIPS 24Kc)
[    0.000000] MIPS: machine is TP-Link TL-WR941N/ND v2/v3
[    0.000000] SoC: Atheros AR9132 rev 1
[    0.000000] Initrd not found or empty - disabling initrd
[    0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes.
[    0.000000] Primary data cache 32kB, 4-way, VIPT, cache aliases, linesize 32 bytes
[    0.000000] Zone ranges:
[    0.000000]   Normal   [mem 0x0000000000000000-0x0000000001ffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x0000000001ffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000001ffffff]
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 8128
[    0.000000] Kernel command line: console=ttyS0,115200 rootfstype=squashfs,jffs2
[    0.000000] Dentry cache hash table entries: 4096 (order: 2, 16384 bytes, linear)
[    0.000000] Inode-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
[    0.000000] Writing ErrCtl register=00000000
[    0.000000] Readback ErrCtl register=00000000
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] Memory: 26412K/32768K available (3856K kernel code, 141K rwdata, 580K rodata, 1240K init, 186K bss, 6356K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] NR_IRQS: 51
[    0.000000] random: get_random_bytes called from 0x804da9ac with crng_init=0
[    0.000000] CPU clock: 400.000 MHz
[    0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 9556302233 ns
[    0.000013] sched_clock: 32 bits at 200MHz, resolution 5ns, wraps every 10737418237ns
[    0.008262] Calibrating delay loop... 264.70 BogoMIPS (lpj=132352)
[    0.024799] pid_max: default: 32768 minimum: 301
[    0.029950] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.037668] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.051147] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
[    0.061415] futex hash table entries: 256 (order: -1, 3072 bytes, linear)
[    0.068671] pinctrl core: initialized pinctrl subsystem
[    0.075621] NET: Registered protocol family 16
[    0.114157] clocksource: Switched to clocksource MIPS
[    0.121119] NET: Registered protocol family 2
[    0.126950] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes, linear)
[    0.135759] TCP established hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.143817] TCP bind hash table entries: 1024 (order: 0, 4096 bytes, linear)
[    0.151238] TCP: Hash tables configured (established 1024 bind 1024)
[    0.158134] UDP hash table entries: 256 (order: 0, 4096 bytes, linear)
[    0.165049] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes, linear)
[    0.172738] NET: Registered protocol family 1
[    0.177386] PCI: CLS 0 bytes, default 32
[    0.186848] workingset: timestamp_bits=30 max_order=13 bucket_order=0
[    0.203402] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.209547] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[    0.237410] Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled
[    0.245228] printk: console [ttyS0] disabled
[    0.249835] 18020000.uart: ttyS0 at MMIO 0x18020000 (irq = 9, base_baud = 6250000) is a 8250
[    0.258752] printk: console [ttyS0] enabled
[    0.258752] printk: console [ttyS0] enabled
[    0.267335] printk: bootconsole [early0] disabled
[    0.267335] printk: bootconsole [early0] disabled
[    0.288109] spi-nor spi0.0: 320s33b (4096 Kbytes)
[    0.292934] 3 fixed-partitions partitions found on MTD device spi0.0
[    0.299287] Creating 3 MTD partitions on "spi0.0":
[    0.304095] 0x000000000000-0x000000020000 : "u-boot"
[    0.310549] 0x000000020000-0x0000003f0000 : "firmware"
[    0.320726] 2 tplink-fw partitions found on MTD device firmware
[    0.326703] Creating 2 MTD partitions on "firmware":
[    0.331687] 0x000000000000-0x00000017970e : "kernel"
[    0.338062] 0x000000179710-0x0000003d0000 : "rootfs"
[    0.344449] mtd: device 3 (rootfs) set to be root filesystem
[    0.352623] 1 squashfs-split partitions found on MTD device rootfs
[    0.358874] 0x000000340000-0x0000003d0000 : "rootfs_data"
[    0.365709] 0x0000003f0000-0x000000400000 : "art"
[    0.373110] libphy: Fixed MDIO Bus: probed
[    0.478152] random: fast init done
[    0.699376] libphy: ag71xx_mdio: probed
[    0.704949] ag71xx 19000000.eth: connected to PHY at fixed-0:00 [uid=00000000, driver=Generic PHY]
[    0.714973] eth0: Atheros AG71xx at 0xb9000000, irq 4, mode: rmii
[    0.724759] NET: Registered protocol family 10
[    0.735953] Segment Routing with IPv6
[    0.739852] NET: Registered protocol family 17
[    0.744705] 8021q: 802.1Q VLAN Support v1.8
[    0.768482] VFS: Mounted root (squashfs filesystem) readonly on device 31:3.
[    0.783333] Freeing unused kernel memory: 1240K
[    0.787881] This architecture does not have kernel memory protection.
[    0.794311] Run /sbin/init as init process
[    5.814655] init: Console is alive
[    5.818490] init: - watchdog -
[    7.464587] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[    7.738899] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[    7.756768] init: - preinit -
[   11.116652] random: jshn: uninitialized urandom read (4 bytes read)
[   11.228695] random: jshn: uninitialized urandom read (4 bytes read)
[   11.377953] random: jshn: uninitialized urandom read (4 bytes read)
Press the [f] key and hit [enter] to enter failsafe mode
Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
[   13.495238] random: crng init done
[   13.498645] random: 3 urandom warning(s) missed due to ratelimiting
[   22.220372] mount_root: jffs2 not ready yet, using temporary tmpfs overlay
[   22.259337] urandom-seed: Seed file not found (/etc/urandom.seed)
[   22.302326] procd: - early -
[   22.305415] procd: - watchdog -
[   23.143298] procd: - watchdog -
[   23.146918] procd: - ubus -
[   24.311577] procd: - init -
Please press Enter to activate this console.
[   26.094584] kmodloader: loading kernel modules from /etc/modules.d/*
[   26.144284] Loading modules backported from Linux version v5.7-rc3-0-g6a8b55ed4056
[   26.151878] Backport generated by backports.git v5.7-rc3-1-0-gc0c7d2bb
[   26.230413] xt_time: kernel timezone is -0000
[   26.630877] ieee80211 phy0: Atheros AR9100 MAC/BB Rev:7 AR2133 RF Rev:a1 mem=0xb80c0000, irq=2
[   27.165691] kmodloader: done loading kernel modules from /etc/modules.d/*
[   27.343970] urngd: v1.0.2 started.
[  100.571206] jffs2_scan_eraseblock(): End of filesystem marker found at 0x0
[  100.592204] jffs2_build_filesystem(): unlocking the mtd device... 
[  100.592213] done.
[  100.600331] jffs2_build_filesystem(): erasing all blocks after the end marker... 
[  105.854607] done.
[  105.864086] jffs2: notice: (1060) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
[  106.381356] overlayfs: upper fs does not support tmpfile.
BusyBox v1.31.1 () built-in shell (ash)
  _______                     ________        __
 |       |.-----.-----.-----.|  |  |  |.----.|  |_
 |   -   ||  _  |  -__|     ||  |  |  ||   _||   _|
 |_______||   __|_____|__|__||________||__|  |____|
          |__| W I R E L E S S   F R E E D O M
 -----------------------------------------------------
 OpenWrt SNAPSHOT, r13768-f632747704
 -----------------------------------------------------
=== WARNING! =====================================
There is no root password defined on this device!
Use the "passwd" command to set up a new password
in order to prevent unauthorized SSH logins.
--------------------------------------------------
root at OpenWrt:/# uname -a
Linux OpenWrt 5.4.50 #0 Thu Jul 9 09:11:31 2020 mips GNU/Linux

root at OpenWrt:/# ip a
1: lo:  mtu 65536 qdisc noqueue state UNKNOWN qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: eth0:  mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 00:21:27:ff:51:a6 brd ff:ff:ff:ff:ff:ff
3: wlan0:  mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 00:21:27:ff:51:a6 brd ff:ff:ff:ff:ff:ff

root at OpenWrt:/# zcat /proc/config.gz | grep DSA
CONFIG_HAVE_NET_DSA=y
CONFIG_NET_DSA=y
# CONFIG_NET_DSA_TAG_8021Q is not set
# CONFIG_NET_DSA_TAG_BRCM is not set
# CONFIG_NET_DSA_TAG_BRCM_PREPEND is not set
# CONFIG_NET_DSA_TAG_GSWIP is not set
# CONFIG_NET_DSA_TAG_DSA is not set
# CONFIG_NET_DSA_TAG_EDSA is not set
# CONFIG_NET_DSA_TAG_MTK is not set
# CONFIG_NET_DSA_TAG_KSZ is not set
# CONFIG_NET_DSA_TAG_QCA is not set
# CONFIG_NET_DSA_TAG_LAN9303 is not set
# CONFIG_NET_DSA_TAG_SJA1105 is not set
CONFIG_NET_DSA_TAG_TRAILER=y
# CONFIG_NET_DSA_BCM_SF2 is not set
# CONFIG_NET_DSA_LOOP is not set
# CONFIG_NET_DSA_LANTIQ_GSWIP is not set
# CONFIG_NET_DSA_MT7530 is not set
CONFIG_NET_DSA_MV88E6060=y
# CONFIG_NET_DSA_MICROCHIP_KSZ9477 is not set
# CONFIG_NET_DSA_MICROCHIP_KSZ8795 is not set
# CONFIG_NET_DSA_MV88E6XXX is not set
# CONFIG_NET_DSA_SJA1105 is not set
# CONFIG_NET_DSA_QCA8K is not set
# CONFIG_NET_DSA_REALTEK_SMI is not set
# CONFIG_NET_DSA_SMSC_LAN9303_MDIO is not set
# CONFIG_NET_DSA_VITESSE_VSC73XX_SPI is not set
# CONFIG_NET_DSA_VITESSE_VSC73XX_PLATFORM is not set
# CONFIG_CRYPTO_ECRDSA is not set

----------

More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=2524#comment8545

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